Re-enable trove in scenario003
Re-enable trove in scenario003

https://review.openstack.org/#/c/507087/ is merged so
it should be able to deploy trove with keystone v3.

Depends-On: I8d0e200958c813101d72e180c6da8343b5fcae6e
Change-Id: I392cd236196d8ad921f0044f088ecd025116ece2

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration